13 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... HeartBlocks #Types #Classification ... #Diagnosis #EKG ... electrocardiogram #ecg
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... group-beating" on the ECG ... AVBlock #cardiology #ekg ... #ecg #diagnosis
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
restrictive left ventricular ... LV compliance), ECG ... pulmonary venous flow, Vp ... #Diagnosis #Cardiology ... Dysfunction #Grading #Classification
Classification of Diabetes Insipidus

Central or neurogenic diabetes insipidus:
 - Congenital - Structural malformations affecting the hypothalamus
gene encoding AVP-NPII ... metastases, Infection (e.g ... Acquired - Primary renal ... Metabolic causes (e.g ... disease, Drugs (e.g
External Ventricular Drains (EVDs) & ICP waveform interpretation
An EVD is a temporary closed sterile system that
is increased (e.g ... cerebral compliance (e.g ... called Lundberg waves ... • LUNDBERG A WAVES ... #neurosurgery #diagnosis
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management Summary ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
is desirable, e.g ... abdominal pain: diagnoses ... stones IVP - ... tumors) - Limited IVP ... urinary tract: diagnostic
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Complexes (PVC's) - Summary ... arrhythmia syndromes (e.g ... 300 = NSVT EKG ... No associated P-wave ... , and the T-wave